Home / 99,035,840.80-148,553,761.20-73,526,672.80

Finding the Fourth Proportional to 99,035,840.80, 148,553,761.20 and 73,526,672.80

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Solution

The fourth proportional to 99,035,840.80, 148,553,761.20 and 73,526,672.80 is: 110,290,009.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,035,840.80 : 148,553,761.20 = 73,526,672.80 : x
  2. Step 2: Convert to fraction form
    99,035,840.80/148,553,761.20 = 73,526,672.80/x
  3. Step 3: Cross multiply
    99,035,840.80x = 148,553,761.20 × 73,526,672.80
  4. Step 4: Simplify right side
    99,035,840.80x = 10,922,663,792,961,734
  5. Step 5: Solve for x
    x = 10,922,663,792,961,734/99,035,840.80
  6. Step 6: Final answer
    x = 110,290,009.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.